<!DOCTYPE html>
<html>
<head>
    <title>ttwf-reftest-alignContent-ref</title>
    <link rel="author" title="Heechang Kang" href="mailto:hckang80@gmail.com">
    <link rel="help" href="http://www.w3.org/TR/css3-align/#content-distribution">
    <style type="text/css">
		#main{
			display:flex;
			flex-flow:row wrap;
			align-content:space-around;
			position:relative;
			width:70px;
			height:170px;
			border:1px solid #c3c3c3;
		}
		#main .sample{
			position:absolute;
			left:0;
			top:50%;
			z-index:-1;
			margin:-35px 0 0;
		}
		#main > span{
			display:inline-block;
			width:70px;
			height:70px;
			vertical-align:middle;
		}
    </style>
</head>
<body>
<p>PASS if there is no red box.</p>
<div id="main">
	<span class="sample" style="background-color:red;"></span>
	<span style="background-color:green;"></span>
</div>
</body>
</html>
